Perhaps you should try some spelling variations:
"viet trong tam snippets" » "viet trung tam snippets", "viet thong tam snippets", "viet huong tam snippets", "viet trong lam snippets", "viet trong nam snippets", "viet trong tan snippets", "viet trong tam slippers"
"using java java snippets" » "using data java snippets", "using java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("viet trong tam snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("viet trong tam snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( viet trong tam snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("viet trong tam snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.